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Suppose 50.0 mL of 0.250 M CoCl2 solution is added to. 25.0 mL of 0.350 M NiCl2 solution. Calculate the concentration, in moles per liter, of each of the ions pres- ent after mixing. Assume that the volumes are additive.
Draw the acid/base balanced reaction when 4-methylphenol is reacted with 50% potassium hydroxide solution
A first order reaction has an Arrhenius constant for the reaction is 3.2 x 1010 sec -1, and an activation energy of 65.1 kJ. At what temperature (in Celsius) is the rate constant equal to 0.479 sec-1
The concentration of N2O4 at equilibrium was 0.0750 M. Calculate Kc for the reaction, according to the above equation.
PbCO3(s)+2H^+(aq)+2H^+(aq) yields Pb^2++H20(l)+CO2(g), how many grams will dissolve when exactly 4.5 L of 2.00 M H+ is added to 3.00 g of PbCO3
What is the PH change of a 0.270M solution of Citric Acid (pKa = 4.77) if citrate is added to a concentration of 0.145M with no change in volume?
Classify each description of a complex by the number of unpaired electrons in the d4 metal ion.
what will heating tert-butyl chloride with 1.oM NaOH in a mixture of water and methanol yeild?
Consider the following reaction: 2A + B → 3C + D If 63.0 mol A and 42.0 mol B react to form 54.0 mol C. What is the percent yield of this reaction.
A process occurs spontaneously and DSsystem 0DSuniverse > 0The pressure is constant.Both (a) and (b) are correct.All of these answers are correct.
In writing the chemical formula of a compound such as Al2O3, the following statement is a true relationship between the Al and O atoms
A sample of H2O with a mass of 46.0 grams has a temperature of -58.0C. How many joules of energy are necessary to melt 46.0 grams of ice.
Aluminum metal is formed by the electrolysis of Al2O3 in molten cryolite. How many grams of Al are produced when 6.50 x 10^3 C pass through the cell
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